MATERIAL SAFETY DATA SHEET
DIMETHYL SULFOXIDE
(DMSO)
Flash Point: 87.8掳 C
I IDENTIFICATION:
Extinguishing Media: Use water spray, foam, dry chemical or carbon
dioxide.
BioShop Canada Inc. Explosion Data: Lower: 2.6 vol % Upper 42 vol%
Autoignition Temp.: 215掳 C
4060 Fairview St Unit #6 & 8
Burlington, Ontario L7L 4Y8
VI REACTIVITY:
1-800-234-1179
Stability: Stable at normal room temperature and pressure. Absorbs moisture
Emergency Telephone No.: 1-905-466-3832
readily.
Chemical Name: Dimethyl sulfoxide
Conditions to avoid Excessive heat and moisture. Ignition sources. Absorbs
Catalog Number: DMS555/DMS666
water from air. Hygroscopic
Molecular Formula: C2H6OS
Incompatibility strong oxidizing agents. Strong acids and bases.
Molecular Weight: 78.13 Hazardous Decomposition Products: Carbon monoxide, carbon dioxide,
WHMIS Classification: D2B oxides of sulfur , formaldehyde..
TSCA Status: LISTED Hazardous Polymerization: Has not been reported
VII PHYSICAL DATA:
II COMPOSITION/ INGREDIENTS:
Physical State: liquid
CAS # % Appearance and Odor: clear/colorless, odorless
Freezing/Melting Point: 18.4掳 C
Dimethyl sulfoxide: 67-68-5 100%
Boiling Point: 189掳 C
Specific Gravity: 1.100g/ml
Vapor density: 2.7 (air=1)
Viscosity: 1.1 cp @ 27掳 C
Water Solubility: soluble
III HAZARDS/TOXICOLOGICAL PROPERTIES:
pH: N/A
Hygroscopic: absorbs water from air
VIII PREVENTIVE MEASURES:
Routes of entry: Eyes, skin, inhalation, Ingestion.
Personal Protection: Lab coat, safety goggles, rubber gloves.
Target Organs: Central Nervous system, eyes, skin Ventilation: Local exhaust systems. Use fume hood
Eyes: May cause irritation. Readily absorbed.
Respiratory protection: use OSHA/MSHA approved respirator.
Skin: May cause irritation. Readily absorbed
Leak and Spill Procedures: Ventilate the area. Wear appropriate protective
Inhalation. May cause irritation to respiratory tract.
equipment. Cover with dry lime or soda. Sweep and place in a closed
Ingestion: May cause irritation to GI tract. May cause vomiting and diarrhea
container.
CHRONIC HEALTH HAZARDS: May cause nausea, fatigue and vomiting
Waste Disposal: Burn in chemical incinerator. Observe all Federal, provincial
upon prolonged exposure. Garlic breath.
and local regulations.
Exposure Limits: Other precautions: Avoid contact. Do not get in eyes, on skin, or clothing.
Oral mouse : LD50=7920mg/kg Wash thoroughly after handling. Wash contaminated clothing before reuse.
Oral, rat, LD50= 14.5g/kg Storage Conditions: Room temperature..
Skinn, rat, LD50=40g/kg Label Hazard Warning: Avoid eye and skin contact. Avoid inhalation and
ingestion.
Epidemiology: No data available Shipping Information: Not regulated
Teratogenicity; No data available
Reproductive Effects: No data available
IX PREPARATION OF MSDS:
Neurotoxicity: No data available
Mutagenicity: No data available
Prepared By: M.Kierdelewicz
Date Prepared: Dec 8/05
IV FIRST AID MEASURES: Phone: (800) 234-1179
Eyes: Flush eyes with water .Get medical aid. The information provided on this Material Safety Data Sheet is furnished
Skin: In case of contact, flush area immediately with water. in good faith and without warranty of any kind. The above information is
Inhalation: Remove victim to fresh air. If not breathing give believed to be correct and should be used only as a guide. BioShop Canada
artificial respiration. If breathing is difficult give oxygen. Get medical aid Inc. shall not be held liable for any damage resulting from the handling or
Ingestion: Wash mouth with water. Do not induce vomiting. Get medical aid. from the contact with the above product.
Observe all federal, provincial and state laws concerning health,
V FIRE AND EXPLOSION HAZARDS: safety and pollution.
Flammable: No
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